What ordered pair can you find form the orthocenter of the triangle with the vertices M(-6, -2), N(2, 6), and P(4, 0)?
look at this video, adjust it to meet your data
(copy and paste it)
www.google.com/search?q=orthocentre&rlz=1C5CHFA_enCA939CA939&oq=orthocentre&aqs=chrome..69i57j0l9.8442j0j7&sourceid=chrome&ie=UTF-8#kpvalbx=_0YOIYOXUJYmstQbOz6ugBg25